3,5-二氯吡啶

Description

3,5-dichloropyridine · CAS 2457-47-8 · C5H3Cl2N. UNII D9K92ASQ4D. Vapor Pressure: 0.77 [mmHg]; LogP: 2.56.

Identification

CAS Registry Number	2457-47-8
PubChem CID	17153
Molecular formula	C5H3Cl2N
IUPAC name	3,5-dichloropyridine
UNII (FDA)	D9K92ASQ4D

Computed Descriptors

Molecular Weight	147.99
XLogP3	2.6
Hydrogen Bond Donor Count	0
Hydrogen Bond Acceptor Count	1
Rotatable Bond Count	0
Exact Mass	146.9642545
Monoisotopic Mass	146.9642545
Topological Polar Surface Area	12.9
Heavy Atom Count	8
Formal Charge	0

Physical & Chemical Properties

Vapor Pressure	0.77 [mmHg]
LogP	2.56

Physical description & handling notes

• White crystalline powder with an unpleasant odor; [Alfa Aesar MSDS]

GHS Hazard Classification

Reported hazard statements	H302 (97.8%), H315 (100%), H318 (86.7%), H319 (13.3%), H335 (97.8%)

Synonyms

3,5-DICHLOROPYRIDINE; Pyridine, 3,5-dichloro-; CCRIS 1719; EINECS 219-537-9; D9K92ASQ4D; NSC 60546; BRN 0001973; NSC-60546; DTXSID60179307; 5-20-05-00417 (Beilstein Handbook Reference); Pyridine, 3,5dichloro; RefChem:91493; DTXCID50101798; 219-537-9; InChI=1/C5H3Cl2N/c6-4-1-5(7)3-8-2-4/h1-3; WPGHPGAUFIJVJF-UHFFFAOYSA-N

Frequently Asked Questions

What are the CAS number and molecular formula of 3,5-dichloropyridine?

CAS 2457-47-8; molecular formula C5H3Cl2N; molecular weight — g/mol.

What other names is 3,5-dichloropyridine known by?

3,5-DICHLOROPYRIDINE, Pyridine, 3,5-dichloro-, CCRIS 1719, EINECS 219-537-9, D9K92ASQ4D, NSC 60546.

Is 3,5-dichloropyridine classified as hazardous?

Hazard statements reported: H302, H315, H318, H319, H335.

What are the key physical properties of 3,5-dichloropyridine?

Vapor Pressure: 0.77 [mmHg]; LogP: 2.56.

Facts on this page are taken from PubChem (US National Library of Medicine) and Wikidata. Grade-specific data — assay, moisture, particle size, packaging, shelf life — is issued per batch on the COA and is not published here.